Finding the Third Proportional to 1,664,664 and 2,521,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664,664 : 2,521,146 = 2,521,146 : x
2. Step 2: Convert to fraction form
   1,664,664/2,521,146 = 2,521,146/x
3. Step 3: Cross multiply
   1,664,664x = 2,521,146 × 2,521,146
4. Step 4: Simplify right side
   1,664,664x = 6,356,177,153,316
5. Step 5: Solve for x
   x = 6,356,177,153,316/1,664,664
6. Step 6: Final answer
   x = 3,818,294.35